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-rwxr-xr-xLib/test/regrtest.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/Lib/test/regrtest.py b/Lib/test/regrtest.py
index fae5fe5..cd7bc48 100755
--- a/Lib/test/regrtest.py
+++ b/Lib/test/regrtest.py
@@ -509,7 +509,8 @@ def main(tests=None, testdir=None, verbose=0, quiet=False,
popen = Popen([sys.executable, '-E', '-m', 'test.regrtest',
'--slaveargs', json.dumps(args_tuple)],
stdout=PIPE, stderr=PIPE,
- universal_newlines=True, close_fds=True)
+ universal_newlines=True,
+ close_fds=(os.name != 'nt'))
stdout, stderr = popen.communicate()
# Strip last refcount output line if it exists, since it
# comes from the shutdown of the interpreter in the subcommand.